1. Adjective describing a woman who is contemptibly ugly, stupid, or annoying, but who acts as if she is attractive or desirable;
2. Adjective describing a woman who is oblivious to her own physical or social shortcomings and who acts condescendingly as a result;
3. An adjective that may describe the "fat friend" in a popular clique of young women, if she fails to recognize that the others only keep her around to feel better about themselves;
4. Any unattractive, arrogant woman.

I thought the pear-shaped blonde at the frat party would be an easy lay, but the snarly bitch told me I was too drunk to take her home.

Audibly or visibly irritable and peeved, with a tendency towards profanity and rudeness. A combination of surly and snarling. A condition often caused by caffeine withdrawal, nicotine withdrawal, or delaying meals.

"Watch out for Dan, he gets really snarly before lunch. Yesterday I went into his office to ask for his help on a project and he told me to piss off".